![]() The first heated swimming pool was built by Gaius Maecenas in his gardens on the Esquiline Hill of Rome, likely sometime between 38 and 8 BC. Roman emperors had private swimming pools in which fish were also kept, hence one of the Latin words for a pool was piscina. Īncient Greeks and Romans built artificial pools for athletic training in the palaestras, for nautical games and for military exercises. This pool is 12 by 7 metres (39 by 23 feet), is lined with bricks, and was covered with a tar-based sealant. The " Great Bath" at the site of Mohenjo-Daro in modern-day Pakistan was most likely the first swimming pool, dug during the 3rd millennium BC. ![]() Swimming pools most commonly use chlorinated water, or salt water, and may be heated or unheated.Īncient Roman baths in Bath, England Pre-modern Specially designed swimming pools are also used for diving, water sports, and physical therapy, as well as for the training of lifeguards and astronauts. Hot tubs and spas are pools filled with water that is heated and then used for relaxation or hydrotherapy. Educational facilities such as high schools and universities sometimes have pools for physical education classes, recreational activities, leisure, and competitive athletics such as swimming teams. Pools as a feature in hotels are more common in tourist areas or near convention centers. Hotels may have pools available for their guests to use at their own leisure. Many of these municipal pools are outdoor pools but indoor pools can also be found in buildings such as natatoriums and leisure centers. It is common for municipalities of every size to provide pools for public use. Many health clubs, fitness centers, and private clubs have pools used mostly for exercise or recreation. In-ground pools are most commonly constructed from materials such as concrete, natural stone, metal, plastic, or fiberglass, and can be of a custom size and shape or built to a standardized size, the largest of which is the Olympic-size swimming pool. Pools can be built into the ground (in-ground pools) or built above ground (as a freestanding construction or as part of a building or other larger structure), and may be found as a feature aboard ocean-liners and cruise ships. Olympic-sized swimming pool and starting blocks used for the 2006 Commonwealth Games in Melbourne, AustraliaĪ swimming pool, swimming bath, wading pool, paddling pool, or simply pool, is a structure designed to hold water to enable swimming or other leisure activities.
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